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-rw-r--r--libbb/xfuncs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libbb/xfuncs.c b/libbb/xfuncs.c
index dc160bf5c..240ac5d3d 100644
--- a/libbb/xfuncs.c
+++ b/libbb/xfuncs.c
@@ -572,7 +572,7 @@ void xstat(char *name, struct stat *stat_buf)
/* It is perfectly ok to pass in a NULL for either width or for
* height, in which case that value will not be set. */
-int get_terminal_width_height(int fd, int *width, int *height)
+int get_terminal_width_height(const int fd, int *width, int *height)
{
struct winsize win = { 0, 0, 0, 0 };
int ret = ioctl(fd, TIOCGWINSZ, &win);